20202211011 has 8 divisors (see below), whose sum is σ = 27664289104. Its totient is φ = 13104136800.

The previous prime is 20202210989. The next prime is 20202211021. The reversal of 20202211011 is 11011220202.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 20202211011 - 2⁶ = 20202210947 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20202211021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 91000840 + ... + 91001061.

It is an arithmetic number, because the mean of its divisors is an integer number (3458036138).

Almost surely, 2^20202211011 is an apocalyptic number.

20202211011 is a deficient number, since it is larger than the sum of its proper divisors (7462078093).

20202211011 is a wasteful number, since it uses less digits than its factorization.

20202211011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 182001941.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 20202211011 its reverse (11011220202), we get a palindrome (31213431213).

The spelling of 20202211011 in words is "twenty billion, two hundred two million, two hundred eleven thousand, eleven".